Science does not recognize the finality of the natural causes as a guiding principle of investigation. It is also understood therefore that the principle guides the action as a norm or rule of behaviour, which produces two types of principle.
assizes definition, assizes meaning | English dictionary. Search also in: Web News Encyclopedia Images. assizes. pl n (formerly in England and Wales) the sessions, usually held four times a year, of the principal court in each county, exercising civil and criminal jurisdiction, attended by itinerant judges: replaced in 1971 by crown courts. English Collins Dictionary - English Definition & Thesaurus. assize.
An assay is a form of biological titration used to determine the concentration of a virus or bacterium. Serial dilutions are performed on a sample in a fixed ratio (such as 1:1, 1:2, 1:4, 1:8, etc.) until the last dilution does not give a positive test for the presence of the virus.